PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6744Crystal Unit,quartz

Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled · NSN 5955-01-245-4698 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-245-4698 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-245-4698. Primary manufacturer part number: 6744.
Features
  • Crystal Unit,quartz — FSC 5955
  • Terminal Diameter: 0.030 INCHES NOMINAL IN
  • Mode of Oscillation: FUNDAMENTAL
  • Overall Thickness: 0.352 INCHES MAXIMUM IN
  • Circuit Resonance: SERIES RESONANCE
  • Body Width: 0.725 INCHES MAXIMUM IN
  • Style Designator: OVAL BODY, WIRE LEADS
  • Drive Level Rating: 10.0 MICROWATTS MAXIMUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-245-4698, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5955-01-245-4698
Primary Part Number6744
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerMicrosemi Corp. - High Performance Timing Dba Vectron International- Cancelled
StatusACTIVE
Terminal Diameter0.030 INCHES NOMINAL IN
Mode of OscillationFUNDAMENTAL
Overall Thickness0.352 INCHES MAXIMUM IN
Circuit ResonanceSERIES RESONANCE
Body Width0.725 INCHES MAXIMUM IN
Style DesignatorOVAL BODY, WIRE LEADS
Drive Level Rating10.0 MICROWATTS MAXIMUM
Center to Center Distance Between Terminals0.486 INCHES NOMINAL IN
Equivalent Resistance Value in Ohms25000.0 MINIMUM AND 38000.0 MAXIMUM
Frequency Tolerance for Operating Temp in Percent-0.005 TO 0.005
Specified Frequency3910.000 HERTZ
Terminal Length1.500 INCHES NOMINAL IN
Shunt Capacitance in Picofarads15.0 NOMINAL
Body Thickness0.317 INCHES MAXIMUM IN
Operating Temp Range+0.0 TO 50.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
7025-00-066-657952894 INTERCHANGEABLE
Magnetic Drum,data Storage
L3harris Technologies, Inc. Div Space and Airborne Systems
4730-00-277-619920044S INTERCHANGEABLE
Clamp,hose
Norma Pennsylvania Inc. Div Breeze Industrial Products
1660-00-332-54876744 INTERCHANGEABLE
Plate,pressure
Avox Systems Inc Dba Avox Systems Inc
1650-01-242-980852894 INTERCHANGEABLE
Piston
Parker Hannifin Corporation Div Hydraulic Systems Division
5340-01-351-7903674-4 INTERCHANGEABLE
Plate,mounting
L.s. Starrett Company (the) Div Tool Division
2940-01-560-8766P532966 INTERCHANGEABLE
Filter Element,intake Air Cleane
Donaldson Company, Inc.
Cross-Reference Index
Part NumberManufacturer
77C706673P014 Lockheed Martin Corporation Div Rms (USA)
6744 PRIMARY Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled (USA)
52894 Sun Country Industries, Llc (USA)
Related Parts
7025-00-066-6579INTERCHANGEABLE
MAGNETIC DRUM,DATA STORAGE
52894
4730-00-277-6199INTERCHANGEABLE
CLAMP,HOSE
20044S
1660-00-332-5487INTERCHANGEABLE
PLATE,PRESSURE
6744
1650-01-242-9808INTERCHANGEABLE
PISTON
52894
5340-01-351-7903INTERCHANGEABLE
PLATE,MOUNTING
674-4
2940-01-560-8766INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
P532966

Frequently Asked Questions

What is NSN 5955-01-245-4698?

NSN 5955-01-245-4698 is a Crystal Unit,quartz, manufactured by Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-245-4698?

NSN 5955-01-245-4698 has 3 cross-referenced part numbers: 77C706673P014 (Lockheed Martin Corporation Div Rms), 6744 (Microsemi Corp. - High Performance Timing Dba Vectron International- Cancelled), 52894 (Sun Country Industries, Llc).

What NSN replaces 5955-01-245-4698?

There are 6 known substitutes for 5955-01-245-4698: 7025-00-066-6579, 4730-00-277-6199, 1660-00-332-5487 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6744?

Key specifications for 6744: Terminal Diameter: 0.030 INCHES NOMINAL IN; Mode of Oscillation: FUNDAMENTAL; Overall Thickness: 0.352 INCHES MAXIMUM IN; Circuit Resonance: SERIES RESONANCE. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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